<template>
  <div class="block">
    <el-date-picker v-model="value" type="daterange" align="right" unlink-panels range-separator="至"
      start-placeholder="开始日期" end-placeholder="结束日期" :picker-options="pickerOptions" @change="changeTime">
    </el-date-picker>
  </div>
</template>

<script>
  import formatTime from '../utils/formatTime'
  export default {
    data() {
      return {
        pickerOptions: {
          shortcuts: [{
            text: '最近一周',
            onClick(picker) {
              const end = new Date();
              const start = new Date();
              start.setTime(start.getTime() - 3600 * 1000 * 24 * 7);
              picker.$emit('pick', [start, end]);
            }
          }, {
            text: '最近一个月',
            onClick(picker) {
              const end = new Date();
              const start = new Date();
              start.setTime(start.getTime() - 3600 * 1000 * 24 * 30);
              picker.$emit('pick', [start, end]);
            }
          }, {
            text: '最近三个月',
            onClick(picker) {
              const end = new Date();
              const start = new Date();
              start.setTime(start.getTime() - 3600 * 1000 * 24 * 90);
              picker.$emit('pick', [start, end]);
            }
          }]
        },
        value: '',
      };
    },
    mounted() {
      let time = this.$store.state.userInfo.time
      if (time && time.length != 0) {
        this.value = time
      } else {
        this.value = [new Date().getTime() - 3600 * 1000 * 24, new Date()]
      }
      this.$emit('getTime', this.value)
    },
    methods: {
      changeTime() {
        if (this.value && this.value.length != 0) {
          this.$store.commit('setTime', this.value)
          this.$emit('getTime', this.value)
        }
      }
    },
  }
</script>
<style scoped>
  /* @import url(); 引入css类 */
</style>